When to worry about negative weights in MVA training for HEP analysis

A discussion at DS@LHC2015 concerned the treatment of negative weights in MVA training. This is relevant for HEP since the advent of MC generators at NLO in QCD, as [the matching of Matrix-Element to Parton-Shower... continue reading


This is the Journal of Brief Ideas - citable ideas in fewer than 200 words.

Before you can create a new idea, you'll need to log in using the link above. You also can't vote on existing ideas without signing in too.


Click on the icon to vote on an idea. You can't vote on your own ideas.